八年级英语下册 Chapter 3 Environment Reading课件 牛津深圳版.ppt

•教材版本（Oxford English Shenzhen Edition）•课题名称8B Chapter3 Environment Reading•课时：第一课时Chapter3 Environment Miss Peng Meishan Middle SchoolWelcome to my class! the light from the sunsunlight the air around the earthatmosphere being good for the environmentenvironmentally friendly heatwarmth cover sth in waterdrownwithout lifelifeless the height of sthlevelsunlightatmospherewarmthlifeless drownlevelenvironmentally friendlyRead the new words.1.The a_________ around Earth acts like the glass.2.The atmosphere lets s______ in and keeps much of the w_____ from getting out.3.Because of the pollution, the atmosphere keeps intoo much heat and it causes the l_____ of seas to rise and d______ cities and even countries.4.People who only buy and use e_____________f_______ things are green consumers.tmosphereunlightarmthUse the new words to finish the sentences.evelrownsnvironmentallyriendly a. The atmosphere is important to all living things. b. The world is in danger. c. The burning and cutting down of trees makes the greenhouse effect worse and causes floods. d. We create too much rubbish. e. Pollution is changing the atmosphere. f. We should only buy and use green products.P1:P2: P3: P4: P5:P6:Main idea:_______ 1. in difficulty_______ 2. allow sb/sth to get in_______ 3. stop…from… _______ 4. discard sth as useless or unwanted._______ 5. a lot of in danger let…in keep…from…throw away mountains ofFind out the phrases in the text with the same meaning. 1.The surface of the moon is cold and lifeless. If there was no atmosphere, Earth would be cold and lifeless, too.2.Because trees can absorb harmful gases.3.This will make the level of seas rise.4.Much of the warmth can’t get out because of the atmosphere. Without atmosphere, Earth would be as cold and lifeless as the surface of the moon.Because trees can take in harmful gases.This will cause the level of seas to rise.The atmosphere keeps much of the warmth from getting out.chemicalsThe greenhouse effectThe greenhouse effectsunlight warmthheatlevel of seascities and countries①let in②keep…from③polluted by④keep in⑤causeatmospheresoilsoilharmful gases①①take in③③make…worsethe greenhouse effectthe greenhouse effectfloodsfloods④④cause②②hold…togtherDestruction of rainforestsBad habitsthe habit of using the habit of using things once and things once and throwing them throwing them awayaway①create②polluteWe have only one world, we should protect it. Survey:How to become a green consumer? Homework:1.Read the text aloud to your parents.2.Write a short passage on the topic “How to become a green consumer?”。